2501551696 has 80 divisors (see below), whose sum is σ = 5857625088. Its totient is φ = 1012147200.

The previous prime is 2501551693. The next prime is 2501551699. The reversal of 2501551696 is 6961551052.

It is an interprime number because it is at equal distance from previous prime (2501551693) and next prime (2501551699).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2501551693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133566 + ... + 151138.

Almost surely, 2^2501551696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2501551696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2928812544).

2501551696 is an abundant number, since it is smaller than the sum of its proper divisors (3356073392).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2501551696 is a wasteful number, since it uses less digits than its factorization.

2501551696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17660 (or 17654 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 40.

The square root of 2501551696 is about 50015.5145529865. The cubic root of 2501551696 is about 1357.4895469532.

The spelling of 2501551696 in words is "two billion, five hundred one million, five hundred fifty-one thousand, six hundred ninety-six".